How To Fix FDT_EXPRESSIONS738 - Expressions cannot be used in data object assignment (position &1)

SAP Error Message - Details

• Message type: E = Error

• Message class: FDT_EXPRESSIONS - Formula & Derivation Tool: Expressions

• Message number: 738

• Message text: Expressions cannot be used in data object assignment (position &1)

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message FDT_EXPRESSIONS738 - Expressions cannot be used in data object assignment (position &1) ?

  The SAP error message FDT_EXPRESSIONS738 indicates that there is an issue with the use of expressions in data object assignments within the context of SAP's Field Data Tool (FDT). This error typically arises when you attempt to assign a value to a data object using an expression that is not allowed in that context.
  Cause:
  The error occurs when:
  
  You are trying to use an expression (like a calculation or a function) in a place where only a direct assignment of a value is permitted.
  The specific position indicated by &1 in the error message points to where the invalid expression is located in your code or configuration.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Review the Code/Configuration: Check the specific line or position indicated by &1 in the error message. Look for any expressions that are being used in a data object assignment.
  
  
  Use Direct Values: If you are using an expression, replace it with a direct value or a variable that holds a value. Ensure that the assignment is straightforward and does not involve calculations or functions.
  
  
  Check Documentation: Refer to the SAP documentation for the Field Data Tool to understand the limitations regarding expressions in data object assignments. This can provide insights into what is permissible.
  
  
  Debugging: If you are unable to identify the issue, consider using debugging tools to step through the code and see where the assignment is failing.
  
  
  Consult with Colleagues or SAP Support: If the issue persists, it may be helpful to consult with colleagues who have experience with FDT or reach out to SAP support for assistance.
  
  
  Related Information:
  
  Field Data Tool (FDT): This is a tool used in SAP for managing field data and expressions. Understanding its capabilities and limitations is crucial for effective usage.
  SAP Notes and Community: Check SAP Notes for any known issues or updates related to FDT and this specific error message. The SAP Community forums can also be a valuable resource for troubleshooting and solutions shared by other users.
  
  By following these steps, you should be able to identify and correct the cause of the FDT_EXPRESSIONS738 error in your SAP environment.